Gustafs / Feltfon / Feltfon Linear Rib

Feltfon Linear Rib

ACOUSTIC LINEAR FELT for sound absorbing walls and ceilings

With Gustafs Feltfon© Linear Rib you can design acoustic ceilings and walls with a soft and warm expression providing a superb sound dampening at the same time. The Capax Quick-Up installation system is sturdy for use in high traffic environments such as schools, offices, shops and malls and grips multiple rib widths and is fully demountable. Approved for use in wet rooms. Create your own look by varying the width and depth and colour. Fill the spacings with wooden in-fill strips or leave them open. Of course, Feltfon© Linear Rib is fire safe – in the true Gustafs way, without the need for impregnations.

TYPE / SOLUTION

Feltfon Linear

APPLICATION

Ceilings, Wall, Wet rooms

Fire Class

B-s1,d0

Acoustic class

A, B, C, D

CONTACT

Material

Gustafs Acoustex© 9 mm is a next generation textile made from minimum 50% post-consumer recycled material.

Design

Create your own mix. The ribs are available in many standard colours and a range of different widths and depths.

A safe choice

Gustafs Linear Feltfon System is made for public spaces. It has B-s1,d0 classification – which means little or no contribution to fire.

01 WE LOVE WOOD +

01 WE LOVE WOOD

The combination of wooden in-fill strips and wool felt ribs simply sounds beautiful.

02 IT’S A SYSTEM +

02 IT’S A SYSTEM

Gustafs Feltfon© ribs are designed for Gustafs Capax© installation system – a perfect match for ceilings and walls. Simple, quick, sturdy, and demountable.

03 PRODUCTION +

03 PRODUCTION

Cutting edge innovation produced in Sweden.

Design Inspiration

Feltfon Linear is designed to give creators the flexibility to create their own unique design without having to sacrifice the benefits that come with a standardized installation system. It is possible to customize ribs for even more unique installations. Contact us and we will tell you more.

Break away from the linear pattern and unleash your creativity

Feltfon Linear Rib offers unique and distinctive possibilities to create captivating and dynamic wall designs. Create fresh and exciting patterns using different colours and dimensions of the Ribs.

PATTERN RB01.01 +

PATTERN RB01.01

Barcode mix of all Rib widths.
Wall example 2400 mm wide and 2000 mm high.

PATTERN RB01.01_3 +

PATTERN RB01.01_3

Barcode mix of all Rib widths, 40 mm, 71 mm and 102 mm, in 3 different felt colours.
Wall example 2400 mm wide and 2000 mm high.

PATTERN RB01.02 +

PATTERN RB01.02

Pattern with 71 mm and 102 mm wide Ribs.
Wall example 2400 mm wide and 2000 mm high.

PATTERN RB02.01 +

PATTERN RB02.01

Barcode pattern with shorter lenghts and mixed Rib widths with lateral offset.
Wall example 2400 mm wide and 2000 mm high.

PATTERN RB02.02 +

PATTERN RB02.02

Horizontal pattern using shorter lenghts and all three Rib dimensions, 40 mm, 71 mm and 102 mm.
Wall example 2400 mm wide and 2000 mm high.

PATTERN R02.03 +

PATTERN R02.03

71 mm wide Ribs in 3 colours.
Wall example 2400 mm wide and 2000 mm high.

Turn our standards into something unique

By mixing dimensions freely, you can achieve an exciting and personal expression on your wall or ceiling. The only limit is your creativity.

Dimensions

A wide range of standard dimensions lets you design without having to re-invent the wheel.

Spacing

Using the Gustafs Quick-Up Capax System: Spacings 22 mm, 53 mm, 84 mm, 115 mm, 146 mm, 177 mm, 208 mm, etc.

Wooden infill strips

The filler strips fit a 22 mm wide rib gap and are available in the following wood types: Oak, ash, birch, grey oak, smoked oak and walnut.

STANDARD

Standard dimensions

LENGTH: 2400 mm

DEPTH	WIDTHS
	40 mm	71 mm	102 mm
40 mm	x	x	x
60 mm	x	x	x
80 mm	x	x	x
100 mm	x	x	x
120 mm	x	x	x

Customized rib dimensions

Length: 2400 mm
Minimum depth 30 mm
Maximum depth 555 mm in combination with 40 mm width.
Minimum width 40 mm in combination with depth 555 mm.
Maximum width 598 mm in combination with 275 mm depth.

Possible* maximum dimensions Depth x Width

555×40 mm
540×71 mm
525×102 mm
510×133 mm
495×164 mm
480×195 mm
460×226 mm
445×257 mm
430×288 mm
415×319 mm
400 x 350 mm
385 x 381 mm
370 x 412 mm
355 x 443 mm
340 x 474 mm
325 x 505 mm
305 x 536 mm
290 x 567 mm
275 x 598 mm

* Please note that some of these dimensions might not be suitable for wall use, depending on the room design.

SPACING

Spacing

The smallest spacing is 22mm and it can then increase with 31 mm for every step.
22 mm, 53 mm, 84 mm, 115 mm, 146 mm, 177 mm, 208 mm, etc.

Wooden in-fill strips

Wooden Infill strips are available in all our veneers.

See all of our wooden veneers

Acoustex Felt – Green Acoustics made from rPET

A minimum of 50% recycled PET bottles, chipped into flakes and mixed with fresh PET material, are spun into Gustafs Acoustex felt. PET is very suitable to be re-processed and Feltfon Linear is a 100% recyclable solution.

KNOWLEDGE HUB / COLOUR PALETTES

01 FELT COLOURS +

01 FELT COLOURS

Feltfon Linear Rib is available in:
1. Anthracite, 2. Dark Grey, 3. Wool Grey, 4. Sand, 5. Wet sand, 6. Dirty Green 7. Old Clay, 8. Mocca, 9. Rose, 10. Jade, 0. White.

See all colours >>

02 THE PERFECT LOOP +

02 THE PERFECT LOOP

Our Acoustex rPET felt material can be re-processed repeatedly. Feltfon Linear can be de- and re-mounted multiple times – for circular use.

03 STURDY & SOFT +

03 STURDY & SOFT

With a 9 mm thick felt with a high density of 2 kg/m², Feltfon Linear Ribs will survive on walls in all types of public spaces.

Gustafs Feltfon Linear acoustics

Design something new with acoustic absorption coefficients up to the highest possible class A. A sound investment for the right kind of echo.

KNOWLEDGE HUB / ACOUSTICS

Acoustic absorption Feltfon Ribs, 40 x 40 mm, total depth 50 mm

APPLICATION	SPACING	INSULATION	αw / NCR
Wall	22 mm	Acoustex 9 mm	0,55-D/ 0,80

Acoustic absorption Feltfon Ribs, 40 x 40 mm, total depth 95 mm

APPLICATION	SPACING	INSULATION	αw / NCR
Wall	22 mm	Acoustex 9 mm + 45 mm mineral wool	0,95-A/ 0,95

Acoustic absorption Feltfon Ribs 40 x 40 mm, total depth 250 mm

APPLICATION	SPACING	INSULATION	αw / NCR
Ceiling	22 mm	Acoustex 9 mm + air void 201 mm	1,00-A / 0,95
Ceiling	22 mm	air void 211 mm	0,60-C / 0,65

Fire safety

Rest easy knowing that Feltfon is fire-safe without the need for impregnations, prioritizing safety without compromising style.

Reaction to fire – classifications Gustafs Feltfon

PRODUCT	REACTION TO FIRE
Feltfon Acoustex	B-s1,d0

A SAFE CHOICE +

A SAFE CHOICE

Gustafs Feltfon System is specifically designed for public spaces, prioritizing safety and peace of mind. With its fire classification, B-s1,d0, this system makes little to no contribution to fire, ensuring a secure environment for all.

With our low emission Acoustex, you can breathe out.
And everyone else can breathe in.

Free from fire-retardants, added formaldehyde or isocyanate binders, the Acoustex material in Feltfon Linear guarantees extremely low TVOC levels.

KNOWLEDGE HUB / EMISSIONS

Our Feltfon Linear complies with the following building certifications

	TVOC required	TVOC result	Formaldehyde required	Formaldehyde result
BREEAM	≤ 0,3 (mg/m³)	0,01 (mg/m³)	≤ 0,01 (mg/m³)	0,005 (mg/m³)
LEED none U.S.	≤ 1,0 (mg/m³)	0,01 (mg/m³)	< 0,06 (mg/m²h)	0,001 (mg/m²h)
BVB	< 0,2 (mg/m²h)	0,01 (mg/m²h)	< 0,05 (mg/m²h)	0,002 (mg/m²h)
M1	< 0,2 (mg/m²h)	0,01 (mg/m²h)	< 0,05 (mg/m²h)	0,001 (mg/m²h)
Blue Angel	≤ 0,3 (mg/m³)	0,01 (mg/m³)	≤ 0,06 (mg/m³)	0,005 (mg/m³)

More Building Certifications >>

Green Acoustics

Sustainability is a fundamental part of our core and our target with Feltfon was to create a sustainable product that could match the good environmental credentials of all our other products. Feltfon is made from recycled PET bottles and can be re-cycled multiple times. Feltfon is produced with 100% fossil free energy.

KNOWLEDGE HUB / SUSTAINABILITY

Details that make the difference

Linear Accessories are unique details to be combined with your wall or ceiling system. Our linear accessories complete your vision and simplify complicated solutions.

F-Line – Linear lightning for Gustafs Feltfon Linear

Integral linear lightning solution for Gustafs Feltfon© Linear Ceiling System. The lamp housing snaps to the same carrier profile as the Feltfon© ribs. F-Line uses a modern micro prismatic dimming in combination with high-quality LED light sources.

Feltfon Installation – Ceiling >>

F-Line Spot – lightning för Gustafs Feltfon Linear System

Integral spot lightning solution for Gustafs Feltfon© Linear Ceiling System. The lamp track snaps to the same carrier profile as the ribs. Comes with a modern micro prismatic dimming and high-quality LED light sources.

Acoustex 9,0 – Sturdy acoustic felt for multiple use

Extremely form stable acoustic backing with fire class B-s1,d0. Can be used as an individual sound absorber or integral as the acoustic insulation layer behind Gustafs Feltfon Linear or Gustafs demountable Linear Ceiling-CD system. Supplied in sheets in various formats. Contains minimum 50% recycled PET bottles and is approved by all international standards regarding in-door climate emissions. Thickness 9,0 mm.

Wooden Infill strip for Feltfon Linear

Combine the wool look of Feltfon© with beautiful wooden in-fill strips. Available in the following dimensions (depth x width x length): 13 x 23 x 2400, 13 x 54 x 2400 and 13 x 85 x 2400 mm. The wooden in-fill strip leaves 10 mm of visible rib depth in combination with a 40 mm deep Feltfon© rib, 30 mm visible depth in combination with a 60 mm deep rib, etc. Choose from our palette of veneers.

Cover

Varying types of overs and windowsills are needed in almost any interior fitting project. Gustafs will perfectly match the correct specifications and needs for your project, as well as the surface and finish.

Plinth

Plinths are the definite finish of a rib installation, not only regarding a nice design but also concerning the protecting function, for example against wet floor cleaning. Contact us and we will fulfil the specifications of your project.

Installation Feltfon Linear

All Feltfon Vector and Feltfon Linear are all installed with the same capax system which makes it easy to mix different models and create your own designs. The Capax Quick-Up installation system is available for both walls and ceilings. The Capax installation system for Feltfon Vector guarantees reliability and a perfect visual result.

Easy to install

Capax is our unique aluminium profile installation system that delivers a concealed, reliable, quick, and cost saving installation. The Quick-Up system is user-friendly and available for walls and ceilings. No tools are needed to assemble the interlocking components. Both the wall and ceiling system are demountable, ideal when access to the ancillary systems is required.

WALL INSTALLATION

CEILING INSTALLATION

Profile colours

The installation profiles can be painted in colours matching the felts.

Avoid devalue engineering of your design

Gustafs has comprehensive, accredited test data for a wide variety of criteria such as fire, acoustics, emissions and many others. We tick all the boxes to comply your project with todays modern building standards. However, the following documents are not available for direct downloading. Please send a request or contact us or our country representatives for more information.

SEND REQUEST FOR CERTIFICATIONS

Available certifications for Feltfon Acoustex 9,0

Fire

Reaction to Fire: B-s1,d0

Acoustics

Configurations possible to achieve absorption class A, C or D. NRC: 0,60, 0,80, 0,95.

Environmental performance certification program for buildings

BREEAM
LEED
BVB
Svanen (Nordic Eco)
Sunda Hus

Emissions

Class E1 and M1. Approved for BREEAM International / LEED v4.1 / Svanen / Byggvarubedömningen / Sunda Hus / Blue Angel / AgBB / Belgian VOC / French VOC.

Declaration of Performance

Yes

FSC®

The wooden In fill strips are available with FSC® (Forest Stewardship Council®) certified wood.
Gustafs FSC® certificate code is: SAI-COC-010919

And more

Added Urea formaldehyde: No
Isocyanate binders: No
Life Time:> 50 years
Recycled content>50% Post Consumer

PRODUCT SHEET

Feltfon Linear | .pdf

DOWNLOAD

CAD/BIM & SPECIFICATION TEXTS

CAD & specification text | .zip

DOWNLOAD

ACOUSTIC VALUES

Gustafs products | .pdf

DOWNLOAD

TECHNICAL DATA SHEET

Technical Data Sheet Feltfon | .pdf

DOWNLOAD

Feltfon Linear Rib

Material

Design

A safe choice

Design Inspiration

Related products and solutions

Break away from the linear pattern and unleash your creativity

Turn our standards into something unique

Dimensions

Spacing

Wooden infill strips

Standard dimensions

Customized rib dimensions

Possible* maximum dimensions Depth x Width

Spacing

Wooden in-fill strips

Acoustex Felt – Green Acoustics made from rPET

Gustafs Feltfon Linear acoustics

Acoustic absorption Feltfon Ribs, 40 x 40 mm, total depth 50 mm

Acoustic absorption Feltfon Ribs, 40 x 40 mm, total depth 95 mm

Acoustic absorption Feltfon Ribs 40 x 40 mm, total depth 250 mm

Fire safety

Reaction to fire – classifications Gustafs Feltfon

With our low emission Acoustex, you can breathe out. And everyone else can breathe in.

Our Feltfon Linear complies with the following building certifications

Green Acoustics

Details that make the difference

F-Line – Linear lightning for Gustafs Feltfon Linear

F-Line Spot – lightning för Gustafs Feltfon Linear System

Acoustex 9,0 – Sturdy acoustic felt for multiple use

Wooden Infill strip for Feltfon Linear

Cover

Plinth

Installation Feltfon Linear

Easy to install

Profile colours

Avoid devalue engineering of your design

Available certifications for Feltfon Acoustex 9,0

Fire

Acoustics

Environmental performance certification program for buildings

Emissions

Declaration of Performance

FSC®

And more

CAD-FILES

With our low emission Acoustex, you can breathe out.
And everyone else can breathe in.